Fix build: add openai dep, add overrides for recharts/react19 peer deps, add .npmrc

web/package.json

@@ -13,6 +13,7 @@
     "react": "^19.0.0",
     "react-dom": "^19.0.0",
     "@anthropic-ai/sdk": "^0.52.0",
+    "openai": "^4.77.0",
     "recharts": "^2.15.0",
     "lucide-react": "^0.468.0",
     "clsx": "^2.1.1"
@@ -24,5 +25,11 @@
     "@types/react-dom": "^19.0.0",
     "tailwindcss": "^4.0.0",
     "@tailwindcss/postcss": "^4.0.0"
+  },
+  "overrides": {
+    "recharts": {
+      "react": "$react",
+      "react-dom": "$react-dom"
+    }
   }
 }